Avengers: Infinity War teaser has Marvel heroes prepare for the end

So says Iron Man, and this brief Super Bowl teaser for Avengers: Infinity War does not embroider its message.

“Ready?” Thor asks.

“Let’s go,” Captain America says.

They’re all from different scenes, but in dialogue together, much as their various teams — the Cosmic, the New Yorkers, and the Wakandans — are in the May 3 film, which will see Earth fighting for survival against galactic death-dealer Thanos.

It’s not a very deep pool, but we’re diving in for a gallery … Check back.